Psych::Visitors::YAMLTree#visit_Rational

# File tmp/rubies/ruby-3.3.0/ext/psych/lib/psych/visitors/yaml_tree.rb, line 210
def visit_Rational o
  register o, @emitter.start_mapping(nil, '!ruby/object:Rational', false, Nodes::Mapping::BLOCK)

  [
    'denominator', o.denominator.to_s,
    'numerator', o.numerator.to_s
  ].each do |m|
    @emitter.scalar m, nil, nil, true, false, Nodes::Scalar::ANY
  end

  @emitter.end_mapping
end